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5.3.5
Backlight Power Connector
The conga-IC370 provides backlight power connector X31. The maximum output current is 3 A.
Table 23 X31 Pinout Description
Pin
Signal Name
Description
1
BKLT_EN
1
Backlight enable
2
BKLT_CTRL
1
Backlight control
3
BKLT_PWR
2
Backlight inverter power
4
BKLT_PWR
2
Backlight inverter power
5
GND
Backlight ground
6
GND
Backlight ground
7
BRT_UP
3
Increase flat panel brightness
8
BRT_DOWN
3
Decrease flat panel brightness
Note
1.
Set the voltage level (3.3 V or 5 V) with jumper X65.
2.
Set the voltage level (5 V, 12 V or 19 V) with jumper X30
3.
3.3 V input signals. Connect signals to push buttons to control the panel brightness
Connector Type
X31: 2 mm, 8-pin Crimp style connector (JST B8B-PH-SM4-TB)
Possible Mating Connector: JST PHR-8
X31